ES313470A1 - Un procedimiento para la preparacion de urea - Google Patents
Un procedimiento para la preparacion de ureaInfo
- Publication number
- ES313470A1 ES313470A1 ES0313470A ES313470A ES313470A1 ES 313470 A1 ES313470 A1 ES 313470A1 ES 0313470 A ES0313470 A ES 0313470A ES 313470 A ES313470 A ES 313470A ES 313470 A1 ES313470 A1 ES 313470A1
- Authority
- ES
- Spain
- Prior art keywords
- atm
- urea
- stage
- reaction mixture
- carbon dioxide
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 title abstract 6
- 239000004202 carbamide Substances 0.000 title abstract 6
- 238000000034 method Methods 0.000 title abstract 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract 6
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 abstract 6
- 229910021529 ammonia Inorganic materials 0.000 abstract 3
- 229910002092 carbon dioxide Inorganic materials 0.000 abstract 3
- 239000001569 carbon dioxide Substances 0.000 abstract 3
- 239000011541 reaction mixture Substances 0.000 abstract 3
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 abstract 1
- 238000001704 evaporation Methods 0.000 abstract 1
- 238000003786 synthesis reaction Methods 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C273/00—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
- C07C273/02—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of urea, its salts, complexes or addition compounds
- C07C273/04—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of urea, its salts, complexes or addition compounds from carbon dioxide and ammonia
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL6406024A NL6406024A (cs) | 1964-05-29 | 1964-05-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES313470A1 true ES313470A1 (es) | 1966-02-01 |
Family
ID=19790188
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES0313470A Expired ES313470A1 (es) | 1964-05-29 | 1965-05-28 | Un procedimiento para la preparacion de urea |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US3366682A (cs) |
| JP (1) | JPS4915250B1 (cs) |
| AT (1) | AT256865B (cs) |
| BE (1) | BE664647A (cs) |
| CH (1) | CH440253A (cs) |
| CS (1) | CS155136B2 (cs) |
| ES (1) | ES313470A1 (cs) |
| FI (1) | FI42536B (cs) |
| GB (1) | GB1091925A (cs) |
| IL (1) | IL23576A (cs) |
| NL (2) | NL6406024A (cs) |
| TR (1) | TR18483A (cs) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1148767A (en) * | 1965-10-25 | 1969-04-16 | Nissan Chemical Ind Ltd | Process for the production of melamine |
| US3541146A (en) * | 1966-11-29 | 1970-11-17 | Inventa Ag | Process for the separation and recirculation of unreacted starting gases in the urea synthesis |
| PH12569A (en) * | 1970-09-03 | 1979-06-20 | Snam Progetti | Process for producing urea |
| NL8303888A (nl) * | 1983-11-13 | 1985-06-03 | Unie Van Kunstmestfab Bv | Werkwijze voor de bereiding van ureum. |
| RU2280026C1 (ru) | 2005-04-18 | 2006-07-20 | Открытое Акционерное Общество "Научно-Исследовательский И Проектный Институт Карбамида И Продуктов Органического Синтеза" (Оао Ниик) | Способ и установка для получения карбамида |
| RU2499791C1 (ru) * | 2012-08-15 | 2013-11-27 | Открытое Акционерное Общество "Научно-Исследовательский И Проектный Институт Карбамида И Продуктов Органического Синтеза" (Оао Ниик) | Способ и установка для получения карбамида и способ модернизации установки для получения карбамида |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB948786A (en) * | 1959-10-23 | 1964-02-05 | Toyo Koatsu Ind Inc | An improvement in synthesis of urea |
| US3137725A (en) * | 1960-02-11 | 1964-06-16 | Chemical Construction Corp | Heat recovery in urea synthesis process |
-
0
- NL NL127236D patent/NL127236C/xx active
-
1964
- 1964-05-29 NL NL6406024A patent/NL6406024A/xx unknown
-
1965
- 1965-05-21 IL IL23576A patent/IL23576A/en unknown
- 1965-05-24 US US458193A patent/US3366682A/en not_active Expired - Lifetime
- 1965-05-25 CH CH728365A patent/CH440253A/de unknown
- 1965-05-25 GB GB22211/65A patent/GB1091925A/en not_active Expired
- 1965-05-26 AT AT480865A patent/AT256865B/de active
- 1965-05-26 TR TR18483A patent/TR18483A/xx unknown
- 1965-05-27 CS CS345965A patent/CS155136B2/cs unknown
- 1965-05-28 JP JP40031492A patent/JPS4915250B1/ja active Pending
- 1965-05-28 ES ES0313470A patent/ES313470A1/es not_active Expired
- 1965-05-28 FI FI1277/65A patent/FI42536B/fi active
- 1965-05-28 BE BE664647D patent/BE664647A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL6406024A (cs) | 1965-11-30 |
| FI42536B (cs) | 1970-06-01 |
| GB1091925A (en) | 1967-11-22 |
| US3366682A (en) | 1968-01-30 |
| NL127236C (cs) | |
| JPS4915250B1 (cs) | 1974-04-13 |
| DE1493212B2 (de) | 1974-03-28 |
| AT256865B (de) | 1967-09-11 |
| CS155136B2 (cs) | 1974-05-30 |
| IL23576A (en) | 1969-01-29 |
| CH440253A (de) | 1967-07-31 |
| DE1493212A1 (de) | 1969-02-06 |
| TR18483A (tr) | 1977-02-24 |
| BE664647A (cs) | 1965-11-29 |
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